/*
 * Copyright (c) 2022 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { SourceLocation, Position } from './location';

class ParserError extends SyntaxError {
  pos: number;

  loc: Position;

  constructor(pos: number, loc: Position, message: string) {
    super(message);
    this.pos = pos;
    this.loc = loc;
  }
}

class RegConfig {
  pattern: string;

  flags: string;

  value: string | number | RegConfig | boolean | null = null;

  constructor(pattern: string, flags: string) {
    this.pattern = pattern;
    this.flags = flags;
  }
}

class Comment {
  type: string;

  value: string;

  start: number;

  end: number;

  loc: SourceLocation;

  constructor(type: string, value: string, start: number, end: number, loc: SourceLocation) {
    this.type = type;
    this.value = value;
    this.start = start;
    this.end = end;
    this.loc = loc;
  }
}

class Label {
  static loopLabel = new Label('loop');

  static switchLabel = new Label('switch');

  kind: string;

  name?: string;

  statementStart?: number;

  static init(kind: string, name: string, statementStart: number): Label {
    let lab = new Label(kind);
    lab.name = name;
    lab.statementStart = statementStart;
    return lab;
  }

  constructor(kind: string) {
    this.kind = kind;
  }
}

export { Comment, ParserError, RegConfig, Label };
